| Year |
Employer |
Vendor Name |
Amount |
Source |
| 2022 |
Commerce |
Island County Human Services |
$11,089,279.68 |
Washington State Checkbook |
| 2023 |
Commerce |
Downtown Emergency Service Ctr |
$11,087,455.90 |
Washington State Checkbook |
| 2021 |
Public Schools |
Richland School District 400 |
$11,084,473.85 |
Washington State Checkbook |
| 2019 |
Health Care Authority |
Providence Health And Services W |
$11,083,311.71 |
Washington State Checkbook |
| 2022 |
Transportation |
Oregon Dot |
$11,081,460.77 |
Washington State Checkbook |
| 2018 |
Transportation |
Ameresco Inc |
$11,075,979.61 |
Washington State Checkbook |
| 2019 |
Transportation |
American Bridge Company |
$11,073,341.50 |
Washington State Checkbook |
| 2022 |
Military Department |
Uw-Grant & Contract Accounting |
$11,067,765.16 |
Washington State Checkbook |
| 2025 |
Health Care Authority |
Soundview Medical Supply |
$11,067,039.84 |
Washington State Checkbook |
| 2024 |
Health |
Public Health Service Bureau |
$11,066,580.06 |
Washington State Checkbook |
| 2021 |
Public Schools |
Clover Park School Dist 400 |
$11,065,712.12 |
Washington State Checkbook |
| 2025 |
Social And Health Services |
Clark County |
$11,063,223.48 |
Washington State Checkbook |
| 2023 |
Enterprise Services |
Hoffman Construction Company Of |
$11,060,129.38 |
Washington State Checkbook |
| 2025 |
Transportation |
Kraemer North America Llc |
$11,051,176.20 |
Washington State Checkbook |
| 2025 |
Military Department |
King County Public Hosp Dist 2 |
$11,044,413.92 |
Washington State Checkbook |
| 2024 |
Social And Health Services |
Olympic Area Agency On Aging |
$11,039,727.50 |
Washington State Checkbook |
| 2019 |
Public Schools |
Summit Public Schools Wash |
$11,038,801.80 |
Washington State Checkbook |
| 2024 |
Children, Youth, And Families |
Educational Service Dist 123 |
$11,034,035.05 |
Washington State Checkbook |
| 2025 |
Social And Health Services |
The Arc Of Spokane |
$11,033,921.83 |
Washington State Checkbook |
| 2024 |
Social And Health Services |
The Arc Of Spokane |
$11,026,925.04 |
Washington State Checkbook |
| 2024 |
Health Care Authority |
Special Mobility Services Inc |
$11,024,639.53 |
Washington State Checkbook |
| 2022 |
Public Schools |
Brewster School Dist |
$11,024,440.76 |
Washington State Checkbook |
| 2018 |
Commerce |
Olympia City Of |
$11,023,898.78 |
Washington State Checkbook |
| 2023 |
Social And Health Services |
Aging & Adult Care Of Central Wa |
$11,020,452.98 |
Washington State Checkbook |
| 2016 |
Transportation |
Quigg Bros Inc |
$11,012,119.59 |
Washington State Checkbook |
| 2022 |
Social And Health Services |
Life Works |
$11,009,436.57 |
Washington State Checkbook |
| 2025 |
Recreation And Conservation Office |
Dnr Deposit Acct |
$11,009,410.11 |
Washington State Checkbook |
| 2023 |
Corrections |
Maxim Healthcare Services |
$11,008,658.36 |
Washington State Checkbook |
| 2023 |
Public Schools |
Sumner School Dist 320 |
$11,006,508.22 |
Washington State Checkbook |
| 2021 |
Transportation |
Wash St Comm Colleges Dist 17 |
$11,006,196.02 |
Washington State Checkbook |
| 2025 |
Enterprise Services |
Pitney Bowes Bank Reserve Acct |
$11,000,000.00 |
Washington State Checkbook |
| 2021 |
Military Department |
Us Bank Purchasing Card Program |
$10,998,587.61 |
Washington State Checkbook |
| 2024 |
Transportation |
Keybank National Association |
$10,996,978.02 |
Washington State Checkbook |
| 2024 |
Social And Health Services |
Spokane County |
$10,993,029.76 |
Washington State Checkbook |
| 2017 |
Department Of Transportation |
Vigor Marine Llc |
$10,991,865.80 |
Washington State Checkbook |
| 2020 |
Public Schools |
Olympia School District 111 |
$10,983,875.91 |
Washington State Checkbook |
| 2023 |
Health |
Uw-Grant & Contract Accounting |
$10,981,090.10 |
Washington State Checkbook |
| 2021 |
Commerce |
Artsfund |
$10,978,000.00 |
Washington State Checkbook |
| 2017 |
Dept Of Social And Health Services |
Full Life Care |
$10,970,740.76 |
Washington State Checkbook |
| 2021 |
Public Schools |
Seattle School Dist 1 |
$10,969,821.50 |
Washington State Checkbook |
| 2025 |
Health Care Authority |
Shc Medical Center - Toppenish |
$10,967,567.20 |
Washington State Checkbook |
| 2025 |
Children, Youth, And Families |
Inspire Development Centers |
$10,961,097.24 |
Washington State Checkbook |
| 2021 |
Children, Youth, And Families |
University Of Washington |
$10,939,492.45 |
Washington State Checkbook |
| 2019 |
Fish And Wildlife |
Prospect Construction Inc |
$10,938,143.64 |
Washington State Checkbook |
| 2025 |
Social And Health Services |
Highland Wellnesscare, Llc |
$10,937,940.29 |
Washington State Checkbook |
| 2025 |
Commerce |
Lewis Co Public Utility Dist 1 |
$10,937,008.41 |
Washington State Checkbook |
| 2018 |
Health Care Authority |
Moda Health Plan Inc |
$10,936,000.78 |
Washington State Checkbook |
| 2025 |
Health Care Authority |
Comprehensive Healthcare |
$10,933,944.05 |
Washington State Checkbook |
| 2021 |
Transportation |
Max J Kuney Company |
$10,911,861.16 |
Washington State Checkbook |
| 2020 |
Fish And Wildlife |
Prospect Construction Inc |
$10,907,557.64 |
Washington State Checkbook |
| 2020 |
Transportation |
Trimaxx Construction Inc |
$10,903,819.76 |
Washington State Checkbook |
| 2025 |
Commerce |
Airway Heights City Of |
$10,902,792.26 |
Washington State Checkbook |
| 2019 |
Natural Resources |
Usda Forest Service |
$10,900,453.13 |
Washington State Checkbook |
| 2024 |
Ecology |
King Co Metro |
$10,900,000.00 |
Washington State Checkbook |
| 2025 |
Health Care Authority |
King County Public Hospital Dist |
$10,894,630.79 |
Washington State Checkbook |
| 2025 |
Commerce |
Avista Corp |
$10,884,345.30 |
Washington State Checkbook |
| 2024 |
Transportation |
Tucci & Sons Inc |
$10,882,465.38 |
Washington State Checkbook |
| 2023 |
Health Care Authority |
Great Rivers Behavioral Health |
$10,873,830.33 |
Washington State Checkbook |
| 2020 |
Social And Health Services |
Kitsap Tenant Support Services I |
$10,870,417.01 |
Washington State Checkbook |
| 2022 |
Health |
Uw-Grant & Contract Accounting |
$10,868,892.63 |
Washington State Checkbook |
| 2023 |
Social And Health Services |
Us District Court Clerk |
$10,858,500.00 |
Washington State Checkbook |
| 2024 |
Social And Health Services |
Harbor Alternate Living Associat |
$10,845,147.10 |
Washington State Checkbook |
| 2021 |
Transportation |
Mukilteo City Of |
$10,844,442.75 |
Washington State Checkbook |
| 2025 |
Health Care Authority |
Central Washington Health Servic |
$10,843,975.08 |
Washington State Checkbook |
| 2025 |
Corrections |
Wa State Consolidated Tech Svcs |
$10,841,499.96 |
Washington State Checkbook |
| 2018 |
Early Learning |
Snohomish County Human Services |
$10,840,219.68 |
Washington State Checkbook |
| 2024 |
Social And Health Services |
Des Risk Mgmt Self Insur Claim |
$10,834,577.58 |
Washington State Checkbook |
| 2016 |
Social And Health Services |
Sea Mar Community Health Centers |
$10,832,982.91 |
Washington State Checkbook |
| 2023 |
Public Schools |
Spokane International Academy |
$10,829,975.30 |
Washington State Checkbook |
| 2020 |
Social And Health Services |
Kin On Health Care Center |
$10,827,165.37 |
Washington State Checkbook |
| 2022 |
Children, Youth, And Families |
Educational Service Dist 112 |
$10,826,241.69 |
Washington State Checkbook |
| 2024 |
Health Care Authority |
Peacehealth Southwest Medical Ce |
$10,817,487.22 |
Washington State Checkbook |
| 2024 |
Children, Youth, And Families |
Inspire Development Centers |
$10,815,543.76 |
Washington State Checkbook |
| 2024 |
Recreation And Conservation Office |
First American Title Insurance |
$10,810,786.51 |
Washington State Checkbook |
| 2024 |
Transportation |
Dakota Creek Industries Inc |
$10,808,685.60 |
Washington State Checkbook |
| 2023 |
Ecology |
Wenatchee City Of |
$10,808,122.92 |
Washington State Checkbook |
| 2023 |
Social And Health Services |
Olympic Area Agency On Aging |
$10,806,860.20 |
Washington State Checkbook |
| 2016 |
Social And Health Services |
United Behavioral Health Inc |
$10,804,697.10 |
Washington State Checkbook |
| 2017 |
Dept Of Social And Health Services |
Service Alternatives Inc. |
$10,803,157.21 |
Washington State Checkbook |
| 2023 |
Health |
Discovery Health Md Pllc |
$10,801,389.09 |
Washington State Checkbook |
| 2022 |
Commerce |
Olympic Community Action Prog |
$10,796,578.28 |
Washington State Checkbook |
| 2022 |
Social And Health Services |
Pierce County |
$10,795,616.82 |
Washington State Checkbook |
| 2023 |
Transportation |
Kitsap Transit |
$10,776,956.27 |
Washington State Checkbook |
| 2017 |
Department Of Corrections |
Cardinal Health 130 Llc |
$10,772,646.90 |
Washington State Checkbook |
| 2018 |
Health Care Authority |
Providence Health And Services W |
$10,769,150.53 |
Washington State Checkbook |
| 2021 |
Health Care Authority |
Moda Health Plan Inc |
$10,769,004.32 |
Washington State Checkbook |
| 2018 |
Public Schools |
North Thurston Public Schools |
$10,767,940.80 |
Washington State Checkbook |
| 2023 |
Agriculture |
Northwest Harvest |
$10,760,684.57 |
Washington State Checkbook |
| 2022 |
Public Schools |
Bethel School District 403 |
$10,760,291.92 |
Washington State Checkbook |
| 2022 |
Public Schools |
Spokane International Academy |
$10,755,978.66 |
Washington State Checkbook |
| 2023 |
Workforce Trng & Educ Coord Board |
Sbctc Fund 001 |
$10,752,903.08 |
Washington State Checkbook |
| 2024 |
Transportation |
Hamilton Construction Company |
$10,752,890.06 |
Washington State Checkbook |
| 2019 |
Social And Health Services |
Service Alternatives Inc. |
$10,752,508.08 |
Washington State Checkbook |
| 2017 |
Supt Of Public Instruction |
Pullman School District 267 |
$10,749,199.16 |
Washington State Checkbook |
| 2020 |
Social And Health Services |
Elite Home Care |
$10,747,332.37 |
Washington State Checkbook |
| 2024 |
Commerce |
Spokane Neighborhood Action Prtn |
$10,738,658.17 |
Washington State Checkbook |
| 2025 |
State Parks And Recreation Comm |
Us Bank Purchasing Card Program |
$10,732,617.87 |
Washington State Checkbook |
| 2024 |
Health |
Mckesson Medical-Surg Supply Inc |
$10,731,242.41 |
Washington State Checkbook |
| 2024 |
Natural Resources |
Us Bank Purchasing Card Program |
$10,727,929.96 |
Washington State Checkbook |
| 2016 |
Transportation |
Hatch Mott Macdonald Group Inc |
$10,716,868.33 |
Washington State Checkbook |